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Twenty-year trajectories of morbidity in individuals with and without osteoarthritis

Dell'Isola, Andrea LU ; Recenti, Filippo LU ; Englund, Martin LU orcid and Kiadaliri, Ali LU orcid (2024) In RMD Open 10(2). p.1-8
Abstract

OBJECTIVES: To identify multimorbidity trajectories over 20 years among incident osteoarthritis (OA) individuals and OA-free matched references.

METHODS: Cohort study using prospectively collected healthcare data from the Skåne region, Sweden (~1.4 million residents). We extracted diagnoses for OA and 67 common chronic conditions. We included individuals aged 40+ years on 31 December 2007, with incident OA between 2008 and 2009. We selected references without OA, matched on birth year, sex, and year of death or moving outside the region. We employed group-based trajectory modelling to capture morbidity count trajectories from 1998 to 2019. Individuals without any comorbidity were included as a reference group but were not included... (More)

OBJECTIVES: To identify multimorbidity trajectories over 20 years among incident osteoarthritis (OA) individuals and OA-free matched references.

METHODS: Cohort study using prospectively collected healthcare data from the Skåne region, Sweden (~1.4 million residents). We extracted diagnoses for OA and 67 common chronic conditions. We included individuals aged 40+ years on 31 December 2007, with incident OA between 2008 and 2009. We selected references without OA, matched on birth year, sex, and year of death or moving outside the region. We employed group-based trajectory modelling to capture morbidity count trajectories from 1998 to 2019. Individuals without any comorbidity were included as a reference group but were not included in the model.

RESULTS: We identified 9846 OA cases (mean age: 65.9 (SD 11.7), female: 58%) and 9846 matched references. Among both cases and references, 1296 individuals did not develop chronic conditions (no-chronic-condition class). We identified four classes. At the study outset, all classes exhibited a low average number of chronic conditions (≤1). Class 1 had the slowest progression towards multimorbidity, which increased progressively in each class. Class 1 had the lowest count of chronic conditions at the end of the follow-up (mean: 2.9 (SD 1.7)), while class 4 had the highest (9.6 (2.6)). The presence of OA was associated with a 1.29 (1.12, 1.48) adjusted relative risk of belonging to class 1 up to 2.45 (2.12, 2.83) for class 4.

CONCLUSIONS: Our findings suggest that individuals with OA face an almost threefold higher risk of developing severe multimorbidity.

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Please use this url to cite or link to this publication:
author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Humans, Female, Male, Osteoarthritis/epidemiology, Aged, Sweden/epidemiology, Middle Aged, Multimorbidity, Adult, Morbidity/trends, Incidence, Chronic Disease/epidemiology, Prospective Studies, Comorbidity
in
RMD Open
volume
10
issue
2
pages
1 - 8
publisher
BMJ Publishing Group
external identifiers
  • pmid:38955511
ISSN
2056-5933
DOI
10.1136/rmdopen-2024-004164
language
English
LU publication?
yes
additional info
© Author(s) (or their employer(s)) 2024. Re-use permitted under CC BY. Published by BMJ.
id
b2365406-e452-4983-8df1-8c06f6c1afc9
date added to LUP
2024-07-04 10:49:28
date last changed
2024-07-04 11:01:55
@article{b2365406-e452-4983-8df1-8c06f6c1afc9,
  abstract     = {{<p>OBJECTIVES: To identify multimorbidity trajectories over 20 years among incident osteoarthritis (OA) individuals and OA-free matched references.</p><p>METHODS: Cohort study using prospectively collected healthcare data from the Skåne region, Sweden (~1.4 million residents). We extracted diagnoses for OA and 67 common chronic conditions. We included individuals aged 40+ years on 31 December 2007, with incident OA between 2008 and 2009. We selected references without OA, matched on birth year, sex, and year of death or moving outside the region. We employed group-based trajectory modelling to capture morbidity count trajectories from 1998 to 2019. Individuals without any comorbidity were included as a reference group but were not included in the model.</p><p>RESULTS: We identified 9846 OA cases (mean age: 65.9 (SD 11.7), female: 58%) and 9846 matched references. Among both cases and references, 1296 individuals did not develop chronic conditions (no-chronic-condition class). We identified four classes. At the study outset, all classes exhibited a low average number of chronic conditions (≤1). Class 1 had the slowest progression towards multimorbidity, which increased progressively in each class. Class 1 had the lowest count of chronic conditions at the end of the follow-up (mean: 2.9 (SD 1.7)), while class 4 had the highest (9.6 (2.6)). The presence of OA was associated with a 1.29 (1.12, 1.48) adjusted relative risk of belonging to class 1 up to 2.45 (2.12, 2.83) for class 4.</p><p>CONCLUSIONS: Our findings suggest that individuals with OA face an almost threefold higher risk of developing severe multimorbidity.</p>}},
  author       = {{Dell'Isola, Andrea and Recenti, Filippo and Englund, Martin and Kiadaliri, Ali}},
  issn         = {{2056-5933}},
  keywords     = {{Humans; Female; Male; Osteoarthritis/epidemiology; Aged; Sweden/epidemiology; Middle Aged; Multimorbidity; Adult; Morbidity/trends; Incidence; Chronic Disease/epidemiology; Prospective Studies; Comorbidity}},
  language     = {{eng}},
  month        = {{07}},
  number       = {{2}},
  pages        = {{1--8}},
  publisher    = {{BMJ Publishing Group}},
  series       = {{RMD Open}},
  title        = {{Twenty-year trajectories of morbidity in individuals with and without osteoarthritis}},
  url          = {{http://dx.doi.org/10.1136/rmdopen-2024-004164}},
  doi          = {{10.1136/rmdopen-2024-004164}},
  volume       = {{10}},
  year         = {{2024}},
}